diff options
| author | Andrew Morton <akpm@osdl.org> | 2006-10-20 14:30:27 -0700 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2006-10-21 01:22:43 -0400 |
| commit | d0a9081b1e75ba62bb4450c5b8e8299a41d25278 (patch) | |
| tree | abed939f2d35a78621206b50d2b4c9b4fd923dab /include/asm-x86_64 | |
| parent | 965a3d447276491b7ed053b25679c062beb04194 (diff) | |
| download | blackbird-op-linux-d0a9081b1e75ba62bb4450c5b8e8299a41d25278.tar.gz blackbird-op-linux-d0a9081b1e75ba62bb4450c5b8e8299a41d25278.zip | |
ACPI: uninline ACPI global locking functions
- Fixes a build problem with CONFIG_M386=y (include file dependencies get
messy).
- Share the implementation between x86 and x86_64
- These are too big to inline anyway.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'include/asm-x86_64')
| -rw-r--r-- | include/asm-x86_64/acpi.h | 26 |
1 files changed, 2 insertions, 24 deletions
diff --git a/include/asm-x86_64/acpi.h b/include/asm-x86_64/acpi.h index ed59aa4c6ff9..1371e88666ed 100644 --- a/include/asm-x86_64/acpi.h +++ b/include/asm-x86_64/acpi.h @@ -54,30 +54,8 @@ #define ACPI_ENABLE_IRQS() local_irq_enable() #define ACPI_FLUSH_CPU_CACHE() wbinvd() - -static inline int -__acpi_acquire_global_lock (unsigned int *lock) -{ - unsigned int old, new, val; - do { - old = *lock; - new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1)); - val = cmpxchg(lock, old, new); - } while (unlikely (val != old)); - return (new < 3) ? -1 : 0; -} - -static inline int -__acpi_release_global_lock (unsigned int *lock) -{ - unsigned int old, new, val; - do { - old = *lock; - new = old & ~0x3; - val = cmpxchg(lock, old, new); - } while (unlikely (val != old)); - return old & 0x1; -} +int __acpi_acquire_global_lock(unsigned int *lock); +int __acpi_release_global_lock(unsigned int *lock); #define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \ ((Acq) = __acpi_acquire_global_lock((unsigned int *) GLptr)) |
